TY - JOUR T1 - Association Between Smoking Status and PD-L1 Expression in Metastatic Driver Mutation Negative Non-Small Cell Lung Cancer: A Real-World Cohort Study Y1 - 2026 PY - 2026 DA - 2026 N1 - doi:2612473 T2 - EURASIAN JOURNAL OF MEDICIAL INVESTIGATION JF - EURASIAN JOURNAL OF MEDICIAL INVESTIGATION JO - EJMI SP - 473 EP - 479 VL - 10 IS - 4 SN - M3 - doi:2612473 UR - https://dx.doi.org/10.14744/ejmi.2612473 Y2 - 2026 ER -